...地；中-上侏罗统；火山岩；地球化学；岩石成因；构造背景[gap=2135]Key words: North Yellow Sea basin; Middle-Upper Jurassic; volcanic rocks; geochemistry; petrogenesis; tectonic setting..
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Main hydrocarbon bearing layer systems are Middle-Upper Jurassic shallow Marine sandstone, Upper Crataceous river faciess and delta faciess clastic rock.
主要的含油气层系为中上侏罗统浅海相砂岩和上白垩统河流、三角洲相碎屑岩。
Characteristics of Diagenetic evolution of clastic reservoir in the upper and middle Jurassic in Qiangtang basin are studied using data from chemical examination and reservoir measurement.
运用分析化验、储层测试等多种资料，对羌塘盆地中上侏罗统碎屑岩储层的成岩演化特征进行了研究。
The north-south structure in upper triassic epoch and, 4) The whole tilting structure after middle jurassic epoch.
晚三迭世的近南北向构造和4）中侏罗世以来的整体掀斜构造。
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